Table 3.

Correlation matrix among selected variables (n = 81)

Variables	1	2	3	4	5	6	7	8	9	10	11
AEE
PAL	0.956‡
ARTEwalk	0.895‡	0.888‡
Body fat	−0.042	−0.077	−0.238*
V̇o2max	0.204	0.188	0.321‡	−0.526‡
Walking HR^	−0.154	−0.152	−0.299‡	0.336*	−0.204
Large artery elasticity†	0.146	0.148	0.242*	−0.204	0.240*	−0.275*
Small artery elasticity†	0.148	0.007	0.049	0.188	−0.078	0.046	0.136
TR/HDL-c ratio	−0.166	−0.216	−0.218*	0.214	−0.123	0.059	−0.145	0.214
TC/HDL-c ratio	−0.146	−0.206	−0.223*	0.211	−0.222*	0.028	−0.130	0.099	0.848‡
LDL-c/HDL-c ratio	−0.130	−0.188	−0.210	0.196	−0.241*	0.016	−0.117	0.054	0.742‡	0.985‡

^‡Significance at P < 0.01; *significance at P ≤ 0.05.

AEE, activity-related energy expenditure; ARTE_walk, activity-related time equivalent; HDL-c, high-density lipoprotein; HR, heart rate; LDL-c, low-density lipoprotein; PAL, physical activity index calculated as the ratio of total energy expenditure/resting energy expenditure; V̇o_2max, maximal oxygen uptake assessed via graded exercise test; TC, total cholesterol; TR, triglycerides. ^Response during a nongraded, fixed speed (0.89 m/s) treadmill task; †n = 75.